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mirror of https://git.kernel.org/pub/scm/network/wireless/iwd.git synced 2024-12-22 04:32:37 +01:00

auto-t: add association timeout test

This tests ensures IWD disconnects after receiving an association
timeout event. This exposes a current bug where IWD does not
transition to disconnected after an association timeout when
FT-roaming.
This commit is contained in:
James Prestwood 2023-12-06 12:17:51 -08:00 committed by Denis Kenzior
parent 5a426433dd
commit 65a03d8049

View File

@ -46,11 +46,9 @@ class Test(unittest.TestCase):
self.rule2.enabled = True
self.rule3.enabled = True
wd = IWD(True)
device = self.wd.list_devices(1)[0]
device = wd.list_devices(1)[0]
self.connect(wd, device, self.bss_hostapd[0])
self.connect(self.wd, device, self.bss_hostapd[0])
self.rule0.enabled = True
@ -63,10 +61,25 @@ class Test(unittest.TestCase):
# IWD should then try BSS 2, and succeed
device.wait_for_event('ft-roam', timeout=60)
self.verify_roam(wd, device, self.bss_hostapd[0], self.bss_hostapd[2])
self.verify_roam(self.wd, device, self.bss_hostapd[0], self.bss_hostapd[2])
self.bss_hostapd[2].deauthenticate(device.address)
# Tests that an associate even should cause a disconnect
def test_ft_over_air_assoc_timeout(self):
self.rule2.enabled = True
self.rule3.enabled = True
self.assoc_rule.enabled = True
device = self.wd.list_devices(1)[0]
self.connect(self.wd, device, self.bss_hostapd[0])
device.wait_for_event('ft-roam', timeout=60)
condition = 'obj.state == DeviceState.disconnected'
self.wd.wait_for_object_condition(device, condition)
# FT-over-Air failure with Invalid PMKID, should reassociate
def test_ft_over_air_fallback(self):
self.rule_bss0.signal = -8000
@ -81,18 +94,16 @@ class Test(unittest.TestCase):
self.bss_hostapd[2].set_value('ft_psk_generate_local', '0')
self.bss_hostapd[2].reload()
wd = IWD(True)
device = self.wd.list_devices(1)[0]
device = wd.list_devices(1)[0]
self.connect(wd, device, self.bss_hostapd[0])
self.connect(self.wd, device, self.bss_hostapd[0])
# IWD should connect, then attempt a roam to BSS 1, which should
# fail and cause a fallback to reassociation
device.wait_for_event('ft-fallback-to-reassoc', timeout=60)
device.wait_for_event('reassoc-roam', timeout=60)
self.verify_roam(wd, device, self.bss_hostapd[0], self.bss_hostapd[2])
self.verify_roam(self.wd, device, self.bss_hostapd[0], self.bss_hostapd[2])
# Trigger another roam
self.rule_bss2.signal = -8000
@ -100,11 +111,11 @@ class Test(unittest.TestCase):
device.wait_for_event('ft-roam', timeout=60)
# Ensure an FT roam back to a properly configured AP works.
self.verify_roam(wd, device, self.bss_hostapd[2], self.bss_hostapd[1])
self.verify_roam(self.wd, device, self.bss_hostapd[2], self.bss_hostapd[1])
self.bss_hostapd[1].deauthenticate(device.address)
condition = 'obj.state == DeviceState.disconnected'
wd.wait_for_object_condition(device, condition)
self.wd.wait_for_object_condition(device, condition)
# FT-over-Air failure with Invalid PMKID. The ranking is such that other
# FT candidates are available so it should FT elsewhere rather than
@ -122,11 +133,9 @@ class Test(unittest.TestCase):
self.bss_hostapd[2].set_value('ft_psk_generate_local', '0')
self.bss_hostapd[2].reload()
wd = IWD(True)
device = self.wd.list_devices(1)[0]
device = wd.list_devices(1)[0]
self.connect(wd, device, self.bss_hostapd[0])
self.connect(self.wd, device, self.bss_hostapd[0])
# IWD should connect, then attempt a roam to BSS 1, which should
# fail and cause the rank to be re-computed. This should then put
@ -134,12 +143,14 @@ class Test(unittest.TestCase):
device.wait_for_event('ft-fallback-to-reassoc', timeout=60)
device.wait_for_event('ft-roam', timeout=60)
self.verify_roam(wd, device, self.bss_hostapd[0], self.bss_hostapd[1])
self.verify_roam(self.wd, device, self.bss_hostapd[0], self.bss_hostapd[1])
self.bss_hostapd[1].deauthenticate(device.address)
condition = 'obj.state == DeviceState.disconnected'
wd.wait_for_object_condition(device, condition)
self.wd.wait_for_object_condition(device, condition)
def setUp(self):
self.wd = IWD(True)
def tearDown(self):
os.system('ip link set "' + self.bss_hostapd[0].ifname + '" down')
@ -154,10 +165,14 @@ class Test(unittest.TestCase):
self.rule_bss0.enabled = False
self.rule_bss1.enabled = False
self.rule_bss2.enabled = False
self.assoc_rule.enabled = False
for hapd in self.bss_hostapd:
hapd.default()
self.wd.stop()
self.wd = None
@classmethod
def setUpClass(cls):
hwsim = Hwsim()
@ -178,6 +193,11 @@ class Test(unittest.TestCase):
cls.rule0.prefix = 'b0'
cls.rule0.drop = True
# Drop Associate frames
cls.assoc_rule = hwsim.rules.create()
cls.assoc_rule.prefix = '20'
cls.assoc_rule.drop = True
# Drop Action frames
cls.rule1 = hwsim.rules.create()
cls.rule1.bidirectional = True